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Expose four macOS specific functions #69

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Expose four macOS specific functions #69

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21 changes: 21 additions & 0 deletions hid/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@
import ctypes
import atexit
import enum
import sys

__all__ = ['HIDException', 'DeviceInfo', 'Device', 'enumerate', 'BusType']

Expand Down Expand Up @@ -146,6 +147,18 @@ def as_dict(self):
hidapi.hid_error.argtypes = [ctypes.c_void_p]
hidapi.hid_error.restype = ctypes.c_wchar_p

if version >= (0, 12, 0) and sys.platform == 'darwin':
hidapi.hid_darwin_get_location_id.argtypes = [ctypes.c_void_p, ctypes.POINTER(ctypes.c_uint32)]
hidapi.hid_darwin_get_location_id.restype = ctypes.c_int

hidapi.hid_darwin_set_open_exclusive.argtypes = [ctypes.c_int]
hidapi.hid_darwin_set_open_exclusive.restype = None

hidapi.hid_darwin_get_open_exclusive.argtypes = None
hidapi.hid_darwin_get_open_exclusive.restype = ctypes.c_int

hidapi.hid_darwin_is_device_open_exclusive.argtypes = [ctypes.c_void_p]
hidapi.hid_darwin_is_device_open_exclusive.restype = ctypes.c_int

def enumerate(vid=0, pid=0):
ret = []
Expand Down Expand Up @@ -249,6 +262,14 @@ def close(self):
hidapi.hid_close(self.__dev)
self.__dev = None

if version >= (0, 12, 0) and sys.platform == 'darwin':
@property
def location_id(self):
loc_id = ctypes.c_uint32()
self.__hidcall(hidapi.hid_darwin_get_location_id, self.__dev, ctypes.byref(loc_id))

return loc_id.value

@property
def nonblocking(self):
return getattr(self, '_nonblocking', 0)
Expand Down